CN209079081U - Demoulding mechanism for automobile parts mold - Google Patents
Demoulding mechanism for automobile parts mold Download PDFInfo
- Publication number
- CN209079081U CN209079081U CN201821791742.0U CN201821791742U CN209079081U CN 209079081 U CN209079081 U CN 209079081U CN 201821791742 U CN201821791742 U CN 201821791742U CN 209079081 U CN209079081 U CN 209079081U
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- automobile parts
- plate
- lock core
- solid plate
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- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 239000007787 solid Substances 0.000 claims abstract description 48
- 238000001746 injection moulding Methods 0.000 claims abstract description 45
- 230000006698 induction Effects 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000007924 injection Substances 0.000 abstract description 17
- 238000002347 injection Methods 0.000 abstract description 17
- 230000009471 action Effects 0.000 abstract description 8
- 230000002950 deficient Effects 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of demoulding mechanism for automobile parts mold includes injection molding lower die, ejector pin component and locked component.Being molded lower die includes lower mould bottom plate, block up foot stool, solid plate and lower mode, and lower mode is set in solid plate, and lower mould bottom plate and solid plate are respectively arranged on the both ends of block up foot stool, and lower mould bottom plate, block up foot stool and solid plate surround demoulding chamber jointly.Ejector pin component includes loading plate, it is lifted column and multiple thimbles, locked component includes the first lock core, second lock core, first limit mould group, second limit mould group, first guide sleeve and the second guide sleeve, lower die is molded by setting, ejector pin component and locked component, ejector pin component is set in injection molding lower die, for the automobile parts of injection molding to be ejected from injection molding lower die, locked component limits ejection assembly, and control the action moment of ejection assembly, it prevents that maloperation occurs in injection moulding process, lead to the generation of defective products, to improve the precision of mold injection, guarantee the injection molding quality of automobile parts.
Description
Technical field
The utility model relates to a kind of injection molds, more particularly to a kind of demoulding mechanism for automobile parts mold.
Background technique
Injection molding is a kind of method of industrial products production moulding.Product is usually using rubber injection mold and plastic injection.Injection molding
Molding die platen press and casting die can also be dispensed.Injection (mo(u)lding) machine (abbreviation injector or injection molding machine) is by thermoplastic or heat
The main molding equipment of plastic products of various shapes is made using mould for plastics for solidity material, and injection moulding is to pass through injection molding
Machine and mold are realized.Injection mold is the important process equipment for producing various industrial products, rapid with plastics industry
The popularization and application of development and plastic products in industrial departments such as Aeronautics and Astronautics, electronics, machinery, ship and automobiles, injection mould
Tool is a kind of tool for producing plasthetics, is also to confer to the tool of plasthetics complete structure and accurate dimension, by fluid stream
Enter die cavity, after cooling and solidifying, obtains formed products.Injection mold is made of dynamic model and cover half two parts, and dynamic model is mounted on injection
On the moving die plate of molding machine, cover half is mounted on the fixed form of injection (mo(u)lding) machine.In injection moulding, dynamic model is closed with cover half
It closes and constitutes running gate system and type chamber, dynamic model and cover half separation are to take out plastic products when die sinking.
However as the continuous development of automobile manufacture industry, the structure of the various accessories on automobile is smaller and smaller, shape
Also it becomes increasingly complex, when the thickness for the automobile parts for needing to be molded is smaller, the vibration of injection molding machine operational process meeting will lead to de-
Slight displacement occurs for mold mechanism, causes the type chamber of the thimble opposing mold demoulded slightly to move, leaves in product surface
Mark makes the thickness for being located at the position at thimble on product become smaller, and influences the aesthetics of product, and the structure for reducing product is strong
Degree, reduces the service life of product.
Utility model content
The purpose of the utility model is to overcome shortcoming in the prior art, provide a kind of for automobile parts mold
Demoulding mechanism optimizes the structure of automobile parts mold, locks, prevent in injection moulding process to demoulding mechanism when being molded
The vibration and injection molding machine maloperation of generation lead to the phenomenon that generating defective products, improve the injection molding quality of automobile parts, improve mould
The job stability of tool.
The purpose of this utility model is achieved through the following technical solutions:
A kind of demoulding mechanism for automobile parts mold includes: injection molding lower die, ejector pin component and locked component；
The injection molding lower die includes lower mould bottom plate, block up foot stool, solid plate and lower mode, and the lower mode is set to described
In solid plate, the lower mould bottom plate is installed in the first end of the block up foot stool, and the solid plate is installed on the padded foot
In the second end of seat, the lower mould bottom plate, the block up foot stool and the solid plate surround demoulding chamber jointly；
The ejector pin component includes loading plate, lifting column and multiple thimbles, and it is intracavitary that the loading plate is set to the demoulding,
The lifting column is installed on the loading plate, and the lifting column wears the lower mould bottom plate, and the loading plate offers more
A location hole, each thimble one-to-one correspondence wear each location hole, and multiple thimbles are arranged towards the lower mode；
The locked component includes the first lock core, the second lock core, the first limit mould group, the second limit mould group, the first guiding
Set and the second guide sleeve, the first limit mould group and the second limit Mo Zu are installed on opposite two of the solid plate respectively
On side, first guide sleeve is covered in the first limit mould group, and second guide sleeve covers at second limit
In the mould group of position, first lock core and second lock core are respectively arranged on the opposite two sides of the loading plate, and described the
One lock core wears first guide sleeve, and first lock core is abutted with the first limit mould group, and second lock core is worn
If second guide sleeve, and second lock core is abutted with the second limit mould group.
The ejector pin component further includes multiple ejection guide posts in one of the embodiments, is opened up on the loading plate
There are multiple pilot holes, multiple ejection guide post intervals are installed in the lower mould bottom plate, and multiple ejection guide posts
One-to-one correspondence wears multiple pilot holes.
The ejector pin component further includes reset spring in one of the embodiments, and the reset spring is set to described
Between loading plate and the solid plate, the reset spring is used to push the loading plate to the direction close to the lower mould bottom plate
It is mobile.
The ejector pin component further includes lifting limited block in one of the embodiments, and the lifting limited block is installed on
On side of the loading plate far from the lower mould bottom plate.
The both ends of the lifting limited block are respectively arranged with polyurethane cushion in one of the embodiments,.
The ejector pin component further includes location switch and induction briquetting, the location switch in one of the embodiments,
Be installed in the lower mould bottom plate, the induction briquetting is installed on the loading plate, and the induction briquetting be used for it is described
Location switch abuts.
Regulating tank is offered on the loading plate in one of the embodiments, the induction briquetting is placed in the tune
It saves in slot.
The first limit mould group includes the first mounting ring, the first block and the first locking in one of the embodiments,
Spring, the first mounting ring are installed on the solid plate, and first block is set on the solid plate, and described
One block wears the first mounting ring, and first Lock spring is set between first block and the solid plate,
First Lock spring is for pushing first block to abut with the first mounting ring, and first block is far from described
One end of first Lock spring is abutted with first lock core.
The second limit mould group includes second mounting ring, the second block and the second locking in one of the embodiments,
Spring, the second mounting ring are installed on side of the solid plate far from the first mounting ring, and second block is set
It is placed on the solid plate, and second block wears the second mounting ring, second Lock spring is set to described
Between second block and the solid plate, second Lock spring is for pushing second block and the second mounting ring
It abuts, the one end of second block far from second Lock spring is abutted with second lock core.
First lock core has rectangular cross section in one of the embodiments,.
Compared with prior art, the utility model at least has the following advantages:
The above-mentioned demoulding mechanism for automobile parts mold passes through setting injection molding lower die, ejector pin component and locked component, top
Needle assemblies are set in injection molding lower die, and for ejecting the automobile parts of injection molding from injection molding lower die, locked component is to top
Component is limited out, and controls the action moment of ejection assembly, is prevented that maloperation occurs in injection moulding process, is led to defective products
It generates, to improve the precision of mold injection, guarantees the injection molding quality of automobile parts.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the schematic diagram of internal structure for automobile parts mold in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the demoulding mechanism for automobile parts mold in an embodiment of the present invention.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making practical new to this
The disclosure of type understands more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
Referring to Fig. 1, a kind of demoulding mechanism 10 for automobile parts mold includes: injection molding lower die 100, ejector pin component
200 and locked component 300.Ejector pin component 200 is set in injection molding lower die 100, and locked component 300 is installed on injection molding lower die 100
On, automobile parts injection formed, after carrying out die sinking movement, ejector pin component 200 is lifted, the automobile parts of forming are pushed, so that
Automobile parts are separated with injection molding lower die 100, demould the automobile parts of forming, and locked component 300 is used for ejector pin component 200
It is locked, prevents ejector pin component 200 from moving before product carries out stripping action, the injection molding time of strict control automobile parts
Sequence guarantees the action stability of automobile parts mold.
Fig. 1 and Fig. 2 is please referred to, injection molding lower die 100 includes lower mould bottom plate 110, block up foot stool 120, solid plate 130 and lower die
Benevolence 140, lower mode 140 are set in solid plate 130, and lower mould bottom plate 110 is installed in the first end of block up foot stool 120, cover half
Plate 130 is installed in the second end of block up foot stool 120, and lower mould bottom plate 110, block up foot stool 120 and solid plate 130 surround de- jointly
Die cavity.Ejector pin component 200 includes loading plate 210, lifting column 220 and multiple thimbles 230, and it is intracavitary that loading plate 210 is set to demoulding,
Lifting column 220 is installed on loading plate 210, and is lifted column 220 and is worn lower mould bottom plate 110, and loading plate 210 offers multiple positioning
Hole, each one-to-one correspondence of thimble 230 wear each location hole, and multiple thimbles 230 are arranged towards lower mode 140.The setting of thimble 230 exists
On loading plate 210, and thimble 230 is located in lower mode 140 far from the end face of loading plate 210, the upper mold and lower die of injection mold
Benevolence 140 and multiple thimbles 230 are formed together the type chamber cooling for molten plastic, and automobile parts are cooled and shaped in type chamber, so
Automobile parts mold is opened afterwards, and injection molding machine drives ejector pin component 200 to carry out stripping action, and injection molding machine, which pushes, demoulds intracavitary lifting
Multiple thimbles on loading plate 210 are arranged in so that loading plate 210 rises to the direction close to solid plate 130 in column 220 at this time
230 rise with it, and multiple thimbles 230 simultaneously eject the product of forming from lower mode, and automobile parts is made to be detached from injection mould
Tool completes stripping action.
Fig. 1 and Fig. 2 is please referred to, locked component 300 includes the first lock core 310, the second lock core 320, first limit mould group
330, the second limit mould group 340, the first guide sleeve 350 and the second guide sleeve 360, the first limit mould group 330 and the second limit mould
Group 340 is respectively arranged on the opposite two sides of solid plate 130, and the first guide sleeve 350 covers in the first limit mould group 330,
Second guide sleeve 360 covers in the second limit mould group 340, and the first lock core 310 and the second lock core 320 are respectively arranged in loading plate
On 210 opposite two sides, the first lock core 310 wears the first guide sleeve 350, and the first lock core 310 and the first limit mould group 330
It abuts, the second lock core 320 wears the second guide sleeve 360, and the second lock core 320 is abutted with the second limit mould group 340.In initial shape
When state, the first lock core 310 and the second lock core 320 being arranged on loading plate respectively be arranged on solid plate 130 first limit
Position mould group 330 and the second limit mould group 340 abut, and the first positioning module 330 prevents the first lock core 310 to close to solid plate 130
Direction it is mobile, the second positioning module 340 prevents the second lock core 320 to mobile close to the direction of solid plate 130, in this way, preventing
The direction of loading plate 210 to close solid plate 130 is mobile, that is, prevents the multiple thimbles 230 being located in lower mode 140 from position occurs
It moves, thereby guarantees that during injection molded automobile accessory, the vibration that injection molding machine generates that is, when maloperation, thimble 240 will not be sent out
Raw displacement, avoids cavity shape from changing, and there is the case where flaws such as dent on the automobile parts surface for causing injection molding to obtain.
Fig. 1 and Fig. 2 is please referred to, after the plastics of melting are cooled and shaped in type chamber, injection molding machine driving mold is carried out first
Die sinking, then injection molding machine respectively presses the first limit mould group 330 and the second limit mould group 340, the first limit mould group 330
It is displaced respectively to close to 130 center position of solid plate with the second limit 340 forced compression of mould group, at this time the first limit mould group
330 no longer abut with the first lock core 310, and the second limit mould group 340 is no longer abutted with the second lock core 320, i.e. locked component at this time
300 be unlocked state, and the first lock core 310 can be moved along the first guide sleeve 350 to the direction close to solid plate 130, second
Lock core 320 can be moved along the second guide sleeve 360 to the direction close to solid plate 130, and ejector pin component 200 is movable shape at this time
State, injection molding machine pushes lifting column 220 to rise, is displaced loading plate 210 to the direction close to solid plate 130, and then drives multiple
Thimble 230 rises, and the automobile parts of forming are lifted away from lower mode 140, are removed from the molds product to injection molding machine.
Fig. 1 and Fig. 2 is please referred to, the scope of activities of ejector pin component 200, strict control thimble are limited by locked component 300
The action moment of component 200, interference when discharge external factor forms automobile parts, guarantees the stability of mold injection, mentions
The production quality of high automobile parts.
In one embodiment, Fig. 1 and Fig. 2 is please referred to, ejector pin component 200 further includes multiple ejection guide posts 240, loading plate
Multiple pilot holes are offered on 210, multiple intervals of ejection guide post 240 are installed in lower mould bottom plate 110, and multiple ejections are oriented to
The one-to-one correspondence of column 240 wears multiple pilot holes, and ejector pin component 200 further includes reset spring 250, and reset spring 250, which is set to, to be held
Between support plate 210 and solid plate 130, reset spring 250 is used to that loading plate 210 to be pushed to move to the direction close to lower mould bottom plate 110
Dynamic, ejector pin component 200 further includes lifting limited block 260, and lifting limited block 260 is installed on loading plate 210 far from lower mould bottom plate 110
Side on, the both ends of lifting limited block 260 are provided with polyurethane cushion, ejector pin component 200 further include location switch 270 and
Incude briquetting 280, location switch 270 is installed in lower mould bottom plate 110, and induction briquetting 280 is installed on loading plate 210, and is felt
It answers briquetting 280 for abutting with location switch 270, regulating tank is offered on loading plate 210, induction briquetting 280 is placed in adjusting
In slot, the first limit mould group 330 includes the first mounting ring 331, the first block 332 and the first Lock spring, the first mounting ring 331
It is installed on solid plate 130, the first block 332 is set on solid plate 130, and the first block 332 wears the first mounting ring
331, the first Lock spring is set between the first block 332 and solid plate 130, and the first Lock spring is for pushing the first block
332 abut with the first mounting ring 331, and the one end of the first block 332 far from the first Lock spring is abutted with the first lock core 310, the
Two limit mould groups 340 include second mounting ring, the second block and the second Lock spring, and second mounting ring is installed on solid plate 130
On side far from the first mounting ring 331, the second block is set on solid plate 130, and the second block wears second mounting ring,
Second Lock spring is set between the second block and solid plate 130, and the second Lock spring is for pushing the second block and second
Mounting ring abuts, and the one end of the second block far from the second Lock spring is abutted with the second lock core 320, and the first lock core 310 has square
Shape cross section.
Compared with prior art, the utility model at least has the following advantages:
The above-mentioned demoulding mechanism 10 for automobile parts mold passes through setting injection molding lower die 100, ejector pin component 200 and locking
Component 300, ejector pin component 200 be set to injection molding lower die 100 in, for by the automobile parts of injection molding from injection molding lower die 100
Middle ejection, locked component 300 limit ejection assembly, and control the action moment of ejection assembly, prevent in injection moulding process
Maloperation occurs, leads to the generation of defective products, to improve the precision of mold injection, guarantees the injection molding quality of automobile parts.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of demoulding mechanism for automobile parts mold characterized by comprising
It is molded lower die, the injection molding lower die includes lower mould bottom plate, block up foot stool, solid plate and lower mode, the lower mode setting
In in the solid plate, the lower mould bottom plate is installed in the first end of the block up foot stool, and the solid plate is installed on described
In the second end of block up foot stool, the lower mould bottom plate, the block up foot stool and the solid plate surround demoulding chamber jointly；
Ejector pin component, the ejector pin component include that loading plate, lifting column and multiple thimbles, the loading plate are set to the demoulding
Intracavitary, the lifting column is installed on the loading plate, and the lifting column wears the lower mould bottom plate, and the loading plate opens up
There are multiple location holes, each thimble one-to-one correspondence wears each location hole, and multiple thimbles are towards the lower mode
Setting；
Locked component, the locked component include the first lock core, the second lock core, the first limit mould group, the second limit mould group, first
It is opposite that guide sleeve and the second guide sleeve, the first limit mould group and the second limit Mo Zu are installed on the solid plate respectively
Two sides on, first guide sleeve covers in the first limit mould group, and second guide sleeve covers at described the
In two limit mould groups, first lock core and second lock core are respectively arranged on the opposite two sides of the loading plate, institute
It states the first lock core and wears first guide sleeve, and first lock core is abutted with the first limit mould group, second lock
Core wears second guide sleeve, and second lock core is abutted with the second limit mould group.
2. the demoulding mechanism according to claim 1 for automobile parts mold, which is characterized in that the ejector pin component is also
Including multiple ejection guide posts, multiple pilot holes are offered on the loading plate, multiple ejection guide post intervals are installed on
In the lower mould bottom plate, and multiple ejection guide post one-to-one correspondence wear multiple pilot holes.
3. the demoulding mechanism according to claim 1 for automobile parts mold, which is characterized in that the ejector pin component is also
Including reset spring, the reset spring is set between the loading plate and the solid plate, and the reset spring is for pushing away
The loading plate is moved to close to the movement of the direction of the lower mould bottom plate.
4. the demoulding mechanism according to claim 1 for automobile parts mold, which is characterized in that the ejector pin component is also
Including being lifted limited block, the lifting limited block is installed on side of the loading plate far from the lower mould bottom plate.
5. the demoulding mechanism according to claim 4 for automobile parts mold, which is characterized in that the lifting limited block
Both ends be respectively arranged with polyurethane cushion.
6. the demoulding mechanism according to claim 1 for automobile parts mold, which is characterized in that the ejector pin component is also
It is installed in the lower mould bottom plate including location switch and induction briquetting, the location switch, the induction briquetting is installed on institute
It states on loading plate, and the induction briquetting with the location switch for abutting.
7. the demoulding mechanism according to claim 6 for automobile parts mold, which is characterized in that opened on the loading plate
Equipped with regulating tank, the induction briquetting is placed in the regulating tank.
8. the demoulding mechanism according to claim 1 for automobile parts mold, which is characterized in that the first limit mould
Group includes the first mounting ring, the first block and the first Lock spring, and the first mounting ring is installed on the solid plate, described
First block is set on the solid plate, and first block wears the first mounting ring, first Lock spring
Be set between first block and the solid plate, first Lock spring for push first block with it is described
The first mounting ring abuts, and the one end of first block far from first Lock spring is abutted with first lock core.
9. the demoulding mechanism according to claim 8 for automobile parts mold, which is characterized in that the second limit mould
Group includes second mounting ring, the second block and the second Lock spring, and the second mounting ring is installed on the solid plate far from institute
It states on the side of the first mounting ring, second block is set on the solid plate, and second block wears described
Two mounting rings, second Lock spring are set between second block and the solid plate, second Lock spring
For pushing second block to abut with the second mounting ring, second block far from second Lock spring one
End is abutted with second lock core.
10. the demoulding mechanism according to claim 1 for automobile parts mold, which is characterized in that first lock core
With rectangular cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821791742.0U CN209079081U (en) | 2018-10-31 | 2018-10-31 | Demoulding mechanism for automobile parts mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821791742.0U CN209079081U (en) | 2018-10-31 | 2018-10-31 | Demoulding mechanism for automobile parts mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209079081U true CN209079081U (en) | 2019-07-09 |
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ID=67122006
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821791742.0U Expired - Fee Related CN209079081U (en) | 2018-10-31 | 2018-10-31 | Demoulding mechanism for automobile parts mold |
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| Country | Link |
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| CN (1) | CN209079081U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110802797A (en) * | 2019-11-29 | 2020-02-18 | 金裕泰(惠州)实业有限公司 | Anti-falling hardware injection mold |
-
2018
- 2018-10-31 CN CN201821791742.0U patent/CN209079081U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110802797A (en) * | 2019-11-29 | 2020-02-18 | 金裕泰(惠州)实业有限公司 | Anti-falling hardware injection mold |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190709 |